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https://issues.apache.org/jira/browse/SPARK-38200?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17493607#comment-17493607
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jiaan.geng commented on SPARK-38200:
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[~melin] Thank you for the ping. Does the syntax is an ANSI standard?
> [SQL] Spark JDBC Savemode Supports replace
> ------------------------------------------
>
> Key: SPARK-38200
> URL: https://issues.apache.org/jira/browse/SPARK-38200
> Project: Spark
> Issue Type: Improvement
> Components: SQL
> Affects Versions: 3.3.0
> Reporter: melin
> Priority: Major
>
> When writing data into a relational database, data duplication needs to be
> considered. Both mysql and postgres support upsert syntax.
> {code:java}
> INSERT INTO %s (id,name,data_time,remark) VALUES ( ?,?,?,? )
> ON CONFLICT (id,name)
> DO UPDATE SET
> id=excluded.id,name=excluded.name,data_time=excluded.data_time,remark=excluded.remark
>
> replace into t(id, update_time) values(1, now()); {code}
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